RU2012147595A - DEVICE FOR CODING MOVING IMAGES AND DEVICE FOR DECODING MOVING IMAGES - Google Patents
DEVICE FOR CODING MOVING IMAGES AND DEVICE FOR DECODING MOVING IMAGES Download PDFInfo
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
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- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
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- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
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- H04N19/46—Embedding additional information in the video signal during the compression process
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- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/567—Motion estimation based on rate distortion criteria
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
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- H—ELECTRICITY
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
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- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
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- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/146—Data rate or code amount at the encoder output
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
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Abstract
1. Устройство кодирования движущихся изображений, содержащее:- модуль разделения на блоки для разделения введенного изображения на макроблочные изображения двух или более блоков, каждый из которых имеет предварительно определенный размер, и разделения каждого из макроблочных изображений на блочное изображение одного или более блоков в соответствии с режимом кодирования, чтобы выводить блочное изображение;- модуль внутреннего прогнозирования для выполнения, когда в него вводится упомянутое блочное изображение, внутрикадрового прогнозирования для упомянутого блочного изображения посредством использования сигнала изображения в кадре, чтобы формировать прогнозное изображение;- модуль прогнозирования с компенсацией движения для выполнения, когда в него вводится упомянутое блочное изображение, прогнозирования с компенсацией движения изображения для упомянутого блока посредством использования одного или более кадров опорных изображений, чтобы формировать прогнозное изображение;- модуль преобразования/квантования для выполнения процесса преобразования и квантования для прогнозного разностного сигнала, который формируется посредством вычитания прогнозного изображения, выведенного из любого из упомянутого модуля внутреннего прогнозирования и упомянутого модуля прогнозирования с компенсацией движения, из упомянутого блочного изображения, выведенного из упомянутого модуля разделения на блоки, чтобы формировать сжатые данные;- модуль кодирования переменной длины для энтропийного кодирования упомянутых сжатых данных, чтобы мультиплексировать упомянутые сжатые данные, энтропийно кодированные1. A moving image coding device, comprising: a block division module for dividing an input image into macroblock images of two or more blocks, each of which has a predetermined size, and dividing each of the macroblock images into a block image of one or more blocks in accordance with coding mode to output a block image; - an intra prediction module for performing, when said block image is inserted into it, an intra-frame prediction for said block image by using the image signal in the frame to form a prediction image; - motion compensated prediction unit to execute, when said block image is input into it, motion compensated prediction for said block by using one or more reference image frames to form a predictive image; - a conversion / quantization module for performing the conversion process and a quantum for the prediction difference signal, which is generated by subtracting the prediction image derived from any of the said intra-prediction module and said motion-compensated prediction module, from said block image derived from said block division module to form compressed data; variable length for entropy encoding of said compressed data to multiplex said compressed data, entropy encoded
Claims (7)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2010-090534 | 2010-04-09 | ||
JP2010090534 | 2010-04-09 | ||
PCT/JP2011/001953 WO2011125313A1 (en) | 2010-04-09 | 2011-03-31 | Video encoding device and video decoding device |
Related Child Applications (1)
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RU2014116111/08A Division RU2573222C2 (en) | 2010-04-09 | 2011-03-31 | Moving image coder and decoder |
Publications (2)
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RU2012147595A true RU2012147595A (en) | 2014-06-10 |
RU2523071C1 RU2523071C1 (en) | 2014-07-20 |
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Application Number | Title | Priority Date | Filing Date |
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RU2012147595/08A RU2523071C1 (en) | 2010-04-09 | 2011-03-31 | Moving image encoding device and moving image decoding device |
RU2014116111/08A RU2573222C2 (en) | 2010-04-09 | 2011-03-31 | Moving image coder and decoder |
RU2015151397A RU2627101C2 (en) | 2010-04-09 | 2015-12-01 | Moving image coding and decoding devices |
RU2017124991A RU2663374C1 (en) | 2010-04-09 | 2017-07-13 | Moving images encoding device and moving images decoding device |
RU2018125649A RU2699049C1 (en) | 2010-04-09 | 2018-07-12 | Moving images encoding device and moving images decoding device |
RU2019126198A RU2716032C1 (en) | 2010-04-09 | 2019-08-20 | Moving images encoding device and moving images decoding device |
RU2020107720A RU2734871C1 (en) | 2010-04-09 | 2020-02-20 | Moving images encoding device and moving images decoding device |
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RU2014116111/08A RU2573222C2 (en) | 2010-04-09 | 2011-03-31 | Moving image coder and decoder |
RU2015151397A RU2627101C2 (en) | 2010-04-09 | 2015-12-01 | Moving image coding and decoding devices |
RU2017124991A RU2663374C1 (en) | 2010-04-09 | 2017-07-13 | Moving images encoding device and moving images decoding device |
RU2018125649A RU2699049C1 (en) | 2010-04-09 | 2018-07-12 | Moving images encoding device and moving images decoding device |
RU2019126198A RU2716032C1 (en) | 2010-04-09 | 2019-08-20 | Moving images encoding device and moving images decoding device |
RU2020107720A RU2734871C1 (en) | 2010-04-09 | 2020-02-20 | Moving images encoding device and moving images decoding device |
Country Status (15)
Country | Link |
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US (6) | US20130028326A1 (en) |
EP (2) | EP2557792A4 (en) |
JP (8) | JPWO2011125313A1 (en) |
KR (6) | KR20140010192A (en) |
CN (4) | CN107046644B (en) |
BR (1) | BR112012025206B1 (en) |
CA (1) | CA2795425C (en) |
ES (1) | ES2899780T3 (en) |
HK (1) | HK1257212A1 (en) |
MX (3) | MX353109B (en) |
PL (1) | PL3101897T3 (en) |
RU (7) | RU2523071C1 (en) |
SG (3) | SG184528A1 (en) |
TW (4) | TWI765223B (en) |
WO (1) | WO2011125313A1 (en) |
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